Summary
Overview
Work History
Education
Skills
Accomplishments
Timeline
Generic

SREERAM RENGASAMY

Bracknell

Summary

  • Versatile Technical Network Specialized Test, Program & Project Manager with 16 years of experience eliminating problems and with a focus on maturing the testing function.
  • Excellent Stakeholder Management, Risk Management along with proven Leadership experience, Team/Project/Product Management abilities, with a track record of effectively leading and delivering complex programs and projects
  • Meticulously designs testing protocols, detecting obscure bugs and pitfalls to produce impeccable final products in complex systems including both manual and automated
  • Successful at managing all aspects of planning, testing and documentation
  • Proven expertise delivering complex projects with strict timelines and resource constraints in design, development and Head of Testing roles.
  • Expertise across Functional, System, Integration, Stress, Performance, E2E testing, ORT, UAT
  • Proven technical understanding across Customer Premises Equipment, particularly across LAN/WAN, SDWAN and supporting technologies.
  • Solid understanding of software development life cycle (SDLC) and agile development methodologies (e.g., Scrum, Kanban, Jira, Confluence
  • Experience with managing and collaborating with on and offshore third-party vendors, including effective resource allocation, communication and quality control and assurance
  • Dedicated to achieving demanding development objectives according to tight schedules while producing impeccable code.
  • Excellent time management and problem-solving skills, Willingness to take on added responsibilities to meet team goals.

Overview

17
17
years of professional experience

Work History

Senior Technical Specialist & Automation Architect

Capgemini, Deputed At Vodafone
01.2020 - Current


  • Hands-on experiencing in troubleshooting enterprise networks
  • Solid understanding of IP routing (BGP, OSPF, Static Routing, MPLS, PBB, L3 VPN)
  • Solid understanding of Layer 2 technologies (VLANs, Port-Security, Spanning-Tree), ACL, QoS, L2 VPN
  • Strong understanding of OSI 7 layer model
  • Led the E2E testing for Vodafone VPN+ product that provide SD-WAN (MPLS and Internet) service to the enterprise customers programme (Juniper SDWAN, Cisco Viptella & Velocloud)
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and provided the leadership to complete the testing as per the defined approach on time
  • Plan, track, and drive the completion of test strategy by creating test estimates, detailed test plans, and test completion reports for coordination with other project stages and stakeholders
  • Automation approach and strategy for the key testing phases including SIT, DVT, UAT & ORT
  • Participation in all ceremonies including PI Planning, Sprint Planning, Scrum-of-Scrum meetings, Daily Standup and Daily/Weekly status reporting to key stakeholders
  • Perform Device Validation Testing (DVT) for various platform in Lab, Pre-Prod and Prod Environment before the solution deployment
  • Performed E2E testing with other stakeholders involving Amdocs Ordering, Cramer, Netcool, SMARTs, Remedy, Service NOW, COVE and network technologies like IPVPN, MPLS, CPE and Universal CPEs
  • Evolve in recommendation for GO/No GO product to market decision
  • Automate the TC’s targeted for the Design Validation Testing using Robot Framework, Python & Selenium Libraries
  • Produced and maintained technical documentation for project reference.
  • Identified issues, analyzed information, developed, proposed solutions and testing improvements to problems, positively impact usability, function and performance.
  • Used critical thinking to break down problems, evaluate solutions and make decisions.
  • Motivate, lead, coach onsite and offshore team members and support team, foster accountability and responsibility, ensure team performance is to the highest standard
  • Proven ability to learn quickly and adapt to new situations, Proved successful working to met client demands on tight deadlines/project timelines and a fast-paced environment.
  • Deliver well defined, tested, and reusable infrastructure code for pipeline orchestration and automation and scripting to build dynamic cloud infrastructure components.
  • Work within, but also optimize the constraints of continuous integration and delivery environments.
  • Conduct quality assurance with peers on code submissions, merge requests and architecture documentation.
  • Networking with different people and groups to support solid working relationships across teams and geographies.
  • Tested, identified and troubleshot problems with networks.
  • Established clear measurable goals and objectives for projects, prioritizing tasks for team members.
  • Maintained, debugged and optimized automation programs.
  • Tested, automated and whitelisted software to be used in secure environments.
  • Trained developers and quality assurance team members in automation programs and processes.

Cross Functional Program Test Manager

Capgemini, Deputed At Vodafone
03.2019 - 12.2019
  • Adhere to the departmental Escalations & Major incident process
  • Owned and driven incident resolution with various 2nd parties, invoking the escalation process where required.
  • Resolve incidents at the first point of contact, wherever possible or to assign them to various incident resolving teams
  • Support Fixed Line, SDWAN products sets across the portfolio
  • Accountable for dealing with customer complaints accurately, professionally and with empathy within the agreed Service Level agreements
  • Defined testing and acceptance strategies and determined quality assurance benchmarks.
  • Edited software documentation to increase accuracy and reduce occurrences of user error due to confusing content.
  • Reviewed bug reports and error logs, translating data into digestible reports for senior leadership personnel.
  • Analyzed historical testing results to isolate failure patterns for long-term investigation into possible development protocols improvements.
  • Tested pre-release application modifications to reduce possibility of end users experiencing crashes or bugs.
  • Mastered several software testing programs.
  • Evaluated function, performance and design compliance of every product against design standards and customer needs.
  • Gathered data on Group-UK SW application integration issues and vulnerabilities, reported findings and recommended improvements.
  • Completed in-depth usability testing on Windows, Android and iOS mobile devices.
  • Coordinated with off-site staff to verify correct use of test procedures and confirm accurate reporting.
  • Developed and maintained relationships with VF-UK, VF-Spain & VF-Germany Customers.
  • Identified and resolved unauthorized, unsafe, or ineffective practices.
  • Introduced new methods, practices, and systems to reduce turnaround time.
  • Implemented user acceptance testing with focus on documenting defects, identifying bottlenecks and executing test cases.

Program Test Manager & Product Manager

AT&T – Broadband Gateway Testing, Aricent
09.2016 - 03.2019
  • Led the E2E testing for AT&T Broadband Residential Gateway Testing which provide service to the end customers
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and provided the leadership to complete the testing as per the defined approach on time
  • Took complete ownership of complex incidents and progressing them through to resolution, Liaising with 3rd party team to troubleshoot issues
  • Responsible for testing QoS, NAT & Firewall, Upgrade/Downgrade, Architecture Enhancements related features, DSL, WiFi, VoIP
  • Working closely with AT&T Onsite Testing team, other stake holders in reproducing the field issues
  • Attending MW with the customer queries and providing solution to the customer
  • Involved in bringing up the Regression topology and fixing the failures observed in Regression due to Timing, Traffic loss
  • Involved in Integration testing of the Broadband Gateway
  • Designed and developed Soak & Stress testing considering various Customer topologies in real-time
  • Scripted complete wrapper functionality to integrate the Spirent Traffic Generator for running traffic related scripts with Robot Framework
  • Tested pre-release software modifications to reduce possibility of end users experiencing crashes or bugs.
  • Mastered several software testing programs.
  • Performed compatibility testing on the Broadband Gateway, verifying absence of conflicts.
  • Reviewed bug reports and error logs, translating data into digestible reports for senior leadership personnel.
  • Authored and maintained well-organized, efficient and successful manual test cases for entire team.
  • Built automated test scripts using Robot Framework & Python Language to handle repetitive software testing work.
  • Documented testing procedures for developers and future testing use.
  • Advised developers on problems with performance and longevity issues.
  • Ported the Logging libraries of Robot framework for better logging results
  • Automating the Use Case, System, Functionality, Soak scenarios in accordance with the Test plan.
  • Worked well in a team setting, providing support and guidance.
  • Demonstrated respect, friendliness and willingness to help wherever needed.

Technical Lead

Aricent, Deputed At Cisco
09.2013 - 09.2016
  • Led the E2E testing for Cisco Aggregation Services Router which provide a comprehensive and scalable set of Layer 2 and Layer 3 VPN services in a compact package
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and provided the leadership to complete the testing as per the defined approach on time
  • Key Contributions
  • Involved in Integration testing for ASR920 across various devices like ASR903, ME3600, ME3800, ASR9K to identify cross-platform issues
  • Designed and developed L2 Metro System/Integration topology with ASR920, ASR903, ME3600, ME3800 considering various Customer topologies in real-time
  • Working with TAC very closely for Customer facing issues in real network
  • Attending MW with the customer queries and providing solution to the customer
  • Responsible for testing the feature “EVC VLAN encapsulation”, Policy Based Routing with various other protocols, involved various stake holders in understanding the feature with product perspective, customer requirement and writing test-plan, executing test cases filling bugs and automating the regression candidates
  • Responsible for fixing QOS and L2 related queries posted by the customer
  • Automating the Use Case, System, Functionality TC’s in accordance with the Test plan

Technical Lead

Dell Force, Aricent
09.2013 - 10.2013
  • Led the E2E testing for Dell Force-10 Router which provide a comprehensive and scalable set of Layer 2 and Layer 3 VPN services in a compact package
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and provided the leadership to complete the testing as per the defined approach on time
  • Key Contributions
  • Involved in Integration testing across devices like S4810, S4810, S4820, S55, to identify cross-platform issues
  • Designed and developed Use-Case topology to meet multiple customer topologies in real-time and automating the Use Case scenarios in accordance with the Test plan
  • Responsibe for fixing QOS queries posted by the customer
  • Providing solution to the customer with the existing topologies

Senior Test Engineer

Intune Networks, Aricent
08.2010 - 12.2012
  • Led the E2E testing for Irish Optical transport technologist which provide a comprehensive and scalable set of allows telecom operators to build networks that are simpler to operate
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and provided the leadership to complete the testing as per the defined approach on time
  • Key Contributions
  • Responsible for preparation of test plan document for Quality of Service, EVPL EPL
  • Manually testing the features
  • Extended the automated test scripts using TCL scripting, which can handle both the Test equipment IXIA and Spirent test tool
  • Preparing automated test suite to run the daily and weekly nightly regression for both virtual environment and real hardware
  • Raising and tracking bugs using Bugzilla bug tracking tool
  • Conduct technical training for the freshers and also project related activities.

Senior Test Engineer

Alcatel-Lucent, Nokia, Tech Mahindra
09.2008 - 07.2010
  • Consulted with ALU Italy to design, implement and finally lead validation and integration testing for ALU/Nokia 1850 Transport Service Switch 320 (TSS-320H) platform which provides converged, connection-oriented support for Carrier Ethernet MEF2.0 services and packet services
  • Worked with cross functional stakeholders to define the overall Testing Strategy and Testing Plan for the programme and test various as per the defined approach on time
  • Key Contributions
  • Responsible for testing features like STP, RSTP, QoS, VLAN, LAG
  • Understanding the feature with product perspective, customer requirement
  • Writing test-plan, executing test cases
  • Filing bugs and automating for regression candidates.

Senior Test Engineer

HCL IP, HCL Technologies
03.2008 - 08.2008
  • Contributions
  • Responsible for testing the features for the complete call flow from end – other end
  • Involved with DE folks in understanding the feature with product perspective, customer requirement and writing test-plan
  • Executing test cases, filling issues.

QA Test Analyst

HCL Technologies
01.2007 - 02.2008
  • Involved in Feature testing, Integration testing, Stress testing and performance testing
  • Provided regular updates to team leadership on quality metrics by communicating consistency problems or production deficiencies.
  • Created and revised procedures, checklists and job aids to reduce errors.
  • Monitored resolution of bugs, tested fixes and helped developers tackle ongoing problems by providing QA perspective.
  • Built automated test scripts to handle repetitive software testing work.
  • Developed and maintained defect databases for known issues.
  • Tested, identified and troubleshot problems with networks.
  • Designed and developed comprehensive test plans, test scripts, based on product features and use cases to support testing objectives.
  • Developed and maintained test and evaluation strategies for testing to show operational readiness and suitability with planned project decision points.
  • Communicated technical information both verbally and in writing in simple terminology.
  • Executed both Manual & Automated tests to validate software functionality, L2/L3 protocols like VLAN, xSTP, DHCP, ARP, DNS, IPv4 & Routing protocols.
  • Experienced in using Network Traffic Generator tools like Spirent AX4000, analyzing network protocols layer by layer with the pcap files.

Education

MBA - Systems

University of Madras
Chennai, India
04.2010

Master of Science - Computer Science

Bharathidasan University
Tiruchirappalli, India
03.2008

Bachelor of Science - Electronic Science

SRM Arts & Science College
Chennai, India
06.2005

Skills

  • Customer Relationship Management
  • Strategic Planning Design
  • Project, Program & Product Management
  • Testing Oversight & End-User Support
  • Coaching and Mentorship
  • Build Customer Relationships, Pre Sales
  • QA Testing and Automation
  • Best Practices and Standards
  • Jenkins CI/CD Integration, GIT, Kanban, Jira, Confluence, Agile, Waterfall, Wireshark
  • Traffic Generators - IX Veriwave, Spirent Test Center, Cyberflood, IXIA, Spirent Abacus
  • Change, Release , Risk & Configuration Management
  • User Acceptance Testing (UAT) & Operations Readiness Testing (ORT)
  • BPSS Clearance
  • Network Configuration, Support , Problem Solving, Troubleshooting & Decision Making
  • LAN and WAN Expertise
  • Cisco IOS, Juniper, Dell, Nokia, VMware Routers and Switches
  • Automation Tools and Scripting using TCL/TK, Python, Shell, Bash, Selenium Webdriver, Robot Framework

Accomplishments

  • Minimized £25000 every quarter by introducing automation for Regression tasks.
  • Supervised team of 25-30 staff members.

Timeline

Senior Technical Specialist & Automation Architect

Capgemini, Deputed At Vodafone
01.2020 - Current

Cross Functional Program Test Manager

Capgemini, Deputed At Vodafone
03.2019 - 12.2019

Program Test Manager & Product Manager

AT&T – Broadband Gateway Testing, Aricent
09.2016 - 03.2019

Technical Lead

Aricent, Deputed At Cisco
09.2013 - 09.2016

Technical Lead

Dell Force, Aricent
09.2013 - 10.2013

Senior Test Engineer

Intune Networks, Aricent
08.2010 - 12.2012

Senior Test Engineer

Alcatel-Lucent, Nokia, Tech Mahindra
09.2008 - 07.2010

Senior Test Engineer

HCL IP, HCL Technologies
03.2008 - 08.2008

QA Test Analyst

HCL Technologies
01.2007 - 02.2008

MBA - Systems

University of Madras

Master of Science - Computer Science

Bharathidasan University

Bachelor of Science - Electronic Science

SRM Arts & Science College

Similar Profiles

CREATE PROFILE
SREERAM RENGASAMY